Checkpoint

bang.cabal

@@ -15,16 +15,16 @@ cabal-version:       >= 1.10
 executable bang
   main-is:             Main.hs
   build-depends:
-                       array,
-                       base,
-                       bytestring,
-                       containers,
-                       lens,
-                       llvm-pretty,
-                       monadLib,
-                       optparse-applicative,
-                       pretty,
-                       text
+                       array                >= 0.5.1.1  && < 0.9,
+                       base                 >= 4.7      && < 5.0,
+                       bytestring           >= 0.10.6   && < 0.13,
+                       containers           >= 0.5.4    && < 0.8,
+                       lens                 >= 4.14     && < 4.16,
+                       llvm-pretty          >= 0.4.0.1  && < 0.8,
+                       monadLib             >= 3.7.3    && < 3.9,
+                       optparse-applicative >= 0.12.1.0 && < 0.15,
+                       pretty               >= 1.1.3.3  && < 1.4,
+                       text                 >= 1.2.2.1  && < 1.5
   hs-source-dirs:      src
   build-tools:         alex, happy
   ghc-options:         -Wall